ipw2100 + WPA-PSK link dies if not used
barr.156 at osu.edu
Sat Dec 25 22:51:51 EST 2004
On Sat, 2004-12-25 at 16:12, Szymon Juraszczyk wrote:
> Hi everyone,
> I successfully made use of my ipw2100 and connected my notebook to a
> D-Link AP using WPA-PSK. However, I've noticed a wierd behaviour, namely
> when the link is not used for a while (a few idle minutes is enough), it
> simply stops working. Wpa_supplicant with -d shows no errors (haven't
> tried more -d's though...), but no packet can be sent.
> After some testing I realised that sending pings (to my AP, ruter or
> wherever else) every second helps to keep the link alive. Otherwise it
> would stop working if not used for a while and I would have to restart
> wpa_supplicant to get it working back again.
> My software is:
> - Debian sarge+sid (mixed using APT::Default-Release "testing")
> - 'self-made' kernel 2.6.10 (also tried 2.6.10-rc3 before)
> - ipw2100 open source driver v1.0.2 (tried 1.0.1 as well) with
> - wpa_supplicant v 0.3.2-1 (Debian's package from sid, tried
> 0.2.5-2 from sarge as well)
> The hardware is IBM ThinkPad T41 with built in IPW2100 and D-Link DI-514.
> Here is my /etc/wpasupplicant.conf:
> proto=WPA RSN
> pairwise=CCMP TKIP
> group=CCMP TKIP WEP104 WEP40
> Although running the ping in the background is not a problem, I'd
> like to try to investigate the issue, possibly helping to improve the
> code. Any clues?
Could this be bug #245 in the ipw2100 driver:
http://www.bughost.org/bugzilla/show_bug.cgi?id=245 ? I have a very
similar problem with a WPA-Enterprise setup.
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